The World's Top 10 CEOs

One invented early versions of Google while writing his dissertation. Another dreamed up the coffee giant Starbucks after experiencing the charms of Milan's coffee-bar culture. One is the third African-American leader of a Fortune 500 company. These are the world's top CEOs, according to a list ranking the approval ratings of each on Glassdoor. More than 280,000 employees were asked to answer a simple question: "Do you approve of the way your CEO is leading the company?" All of those who made the top 10 have an approval rating that tops 89%. Glassdoor is a jobs/career community that features company reviews and salary information. For more about the "highest-rated CEOs" list, click here.

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The World's Top 10 CEOs

Credited with increasing profit by closing Apple factories and warehouses worldwide, Cook is known to start sending company emails at 4:30 a.m.